Microweber\Utils\Files::dir_tree_build PHP Method

    public function dir_tree_build($dir, $params = false)
    {
        $params = parse_params($params);
        $class = 'directory_tree';
        if (isset($params['class'])) {
            $class = $params['class'];
        }
        $title_class = 'is_folder';
        if (isset($params['title_class'])) {
            $title_class = $params['title_class'];
        }
        $basedir = '';
        if (isset($params['dir_name'])) {
            $basedir = $params['dir_name'];
        }
        $max_depth = 100;
        if (isset($params['max_depth'])) {
            $max_depth = $params['max_depth'];
        }
        $url_param = 'file';
        if (isset($params['url_param'])) {
            $url_param = $params['url_param'];
        }
        if (isset($params['url'])) {
            $url = $params['url'];
        } else {
            $url = mw()->url->current(true, true);
        }
        static $level = 0;
        if ($max_depth > $level) {
            ++$level;
            $ffs = scandir($dir);
            echo '<ul class="' . $class . ' depth_' . $level . '">';
            foreach ($ffs as $ff) {
                $is_hidden = substr($ff, 0, 1);
                if ($is_hidden == '_') {
                } else {
                    $file1 = $ff;
                    if (strlen($file1) > 3) {
                        $pos = strpos($file1, '_', 1);
                        if ($pos != false) {
                            $substr = substr($file1, 0, $pos);
                            if (intval($substr) > 0) {
                                $file1 = substr($file1, $pos, strlen($file1));
                                $file1 = ltrim($file1, '_');
                            }
                        }
                    }
                    $file1 = str_replace('_', ' ', $file1);
                    if ($ff != '.' && $ff != '..') {
                        echo '<li class="' . $class . ' depth_' . $level . '">';
                        if (is_dir($dir . '/' . $ff)) {
                            $is_index = $dir . DS . $ff . DS . 'index.php';
                            $link_href = '';
                            if (is_file($is_index)) {
                                $link = $dir . '/' . $ff . '/index.php';
                                if (trim($basedir) != '') {
                                    $link = normalize_path($link, false);
                                    $basedir = normalize_path($basedir, false);
                                    $link = str_replace($basedir . DS, '', $link);
                                    $link = str_replace('\\', '/', $link);
                                    $link = urlencode($link);
                                }
                                $active_class = '';
                                if (isset($_REQUEST[$url_param]) and urldecode($_REQUEST[$url_param]) == $link) {
                                    $active_class = ' active ';
                                }
                                $file1 = "<a class='{$active_class}' href='{$url}?{$url_param}={$link}'>{$file1}</a>";
                            }
                            $h_start = $level == 1 ? '<h2 class="' . $title_class . '">' : '<h3 class="' . $title_class . '">';
                            $h_close = $level == 1 ? '</h2>' : '</h3>';
                            echo $h_start . $file1 . $h_close;
                            $this->dir_tree_build($dir . '/' . $ff, $params);
                        } else {
                            $file1 = no_ext($file1);
                            $link = $dir . '/' . $ff;
                            if (trim($basedir) != '') {
                                $link = normalize_path($link, false);
                                $basedir = normalize_path($basedir, false);
                                $link = str_replace($basedir . DS, '', $link);
                            }
                            $link = str_replace('\\', '/', $link);
                            $class_path = str_replace('/', '--', $link);
                            $class_path = str_replace(' ', '_', $class_path);
                            $class_path = str_replace('.', '_', $class_path);
                            $active_class = '';
                            if (isset($_REQUEST[$url_param]) and urldecode($_REQUEST[$url_param]) == $link) {
                                $active_class = ' active ';
                            }
                            $link_href = $file1;
                            if ($link != false) {
                                $link = urlencode($link);
                                $link_href = "<a class='{$active_class} page_{$class_path} ' href='{$url}?{$url_param}={$link}'>{$file1}</a>";
                            }
                            echo $link_href;
                        }
                        echo '</li>';
                    }
                }
            }
            echo '</ul>';
        }
        --$level;
    }